<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script>
			function Student(studentId, studentName,classId){
				this.studentId = studentId
				this.studentName = studentName
				this.classId = classId
			}
			
			var stu = new Student("1", "zhangsai", "1503")
			console.log(JSON.stringify(stu))
		</script>
	</head>
	<body>
	</body>
</html>
